std_msgs/Header             header
Oem7Header                  nov_header
InertialSolutionStatus      ins_status
PositionOrVelocityType      pos_type
float64                     latitude
float64                     longitude  
float64                     height
float32                     undulation
float64                     north_velocity
float64                     east_velocity
float64                     up_velocity
float64                     roll
float64                     pitch
float64                     azimuth
float32                     latitude_stdev
float32                     longitude_stdev
float32                     height_stdev
float32                     north_velocity_stdev
float32                     east_velocity_stdev
float32                     up_velocity_stdev
float32                     roll_stdev
float32                     pitch_stdev
float32                     azimuth_stdev
INSExtendedSolutionStatus   ext_sol_status
uint16                      time_since_update
INSPVAXExtendedParams       extended_params
